Class QueryCacher
Handles caching queries and loading results from the cache.
Used by {@link \Cake\Datasource\QueryTrait} internally.
Property Summary
Method Summary
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__construct() public
Constructor.
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_resolveCacher() protected
Get the cache engine.
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_resolveKey() protected
Get/generate the cache key.
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fetch() public
Load the cached results from the cache or run the query.
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store() public
Store the result set into the cache.
Method Detail
__construct() ¶ public
__construct(Closure|string $key, Psr\SimpleCache\CacheInterface|string $config)Constructor.
Parameters
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Closure|string$key The key or function to generate a key.
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Psr\SimpleCache\CacheInterface|string$config The cache config name or cache engine instance.
Throws
RuntimeException_resolveCacher() ¶ protected
_resolveCacher(): Psr\SimpleCache\CacheInterfaceGet the cache engine.
Returns
Psr\SimpleCache\CacheInterface_resolveKey() ¶ protected
_resolveKey(object $query): stringGet/generate the cache key.
Parameters
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object$query The query to generate a key for.
Returns
stringThrows
RuntimeExceptionfetch() ¶ public
fetch(object $query): mixed|nullLoad the cached results from the cache or run the query.
Parameters
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object$query The query the cache read is for.
Returns
mixed|nullEither the cached results or null.
store() ¶ public
store(object $query, Traversable $results): boolStore the result set into the cache.
Parameters
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object$query The query the cache read is for.
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Traversable$results The result set to store.
Returns
boolTrue if the data was successfully cached, false on failure